FLORIDA GEOLOGICAL SURVEY. 
THIRD ANNUAL REPORT. PL. 20. 
CALCAREOUS STREAMS. 
Fig. i.—Looking up Wakulla River from upper bridge a few miles 
below Wakulla Spring (Wakulla County), showing Tax odium distichum 
(cypress), Tillandsia usneoides (moss), Sagittaria lancifolia, etc. April 
9, 1910. 
Fig. 2.—Head of Homosassa River, looking downstream from rail¬ 
road trestle about a mile northeast of Homosassa (Citrus County). May 
23, 1909. 
